What are the responsibilities and job description for the React Developer - SCV, CA or Austin, TX - Onsite position at LEO DOES IT INC?
Job Details
Job Title: Senior React Developer
Location: SCV, CA or Austin, TX
Work Mode: Onsite
Experience: 8 Years
Job Description
We are seeking an experienced Senior React Developer with a strong background in React.js, JavaScript, and CSS to join our onsite team. The ideal candidate will have hands-on experience building scalable, high-performance, external-facing web applications and collaborating closely with cross-functional teams on complex projects.
Key Responsibilities
- Design, develop, and maintain user-facing web applications using React.js
- Write clean, maintainable, and efficient code using JavaScript (ES6 ) and TypeScript
- Build responsive, mobile-friendly, external-facing web applications
- Collaborate with cross-functional teams including UX/UI, backend, QA, and product teams
- Implement and manage state using Redux Toolkit or other React ecosystem state management libraries
- Develop and integrate data visualizations using libraries such as D3, Chart.js, Highcharts, SVG, or Canvas
- Ensure adherence to coding standards and best practices, including the Airbnb JavaScript Style Guide
- Optimize applications for performance, scalability, and security
- Participate in code reviews and contribute to architectural discussions
Required Skills & Qualifications
- 8 years of professional front-end development experience
- Minimum 4 years of hands-on experience with React.js and TypeScript
- Extremely strong JavaScript framework and front-end development expertise
- Excellent proficiency in JavaScript, HTML5, and CSS3
- Proven experience building external-facing, mobile-friendly websites using JavaScript frameworks
- Strong understanding of UI/UX principles and user-centered design
- Experience with state management libraries (Redux Toolkit or similar)
- Experience working with databases (relational and/or document-based) and writing SQL
- Experience writing automated tests using tools such as Mocha, Jest, Enzyme, Playwright, etc.
- Knowledge of Webpack or similar module bundlers
- Solid understanding of web application security, including HTTP/HTTPS, Content Security Policy, and OWASP guidelines
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